搜索结果: 1-15 共查到“光学仪器及技术 Modulator”相关记录18条 . 查询时间(0.078 秒)
A Consolidated Multi-rate Burst-Mode DPSK Transmitter Using a Single Mach-Zehnder Modulator
Phase modulation Free-space optical comm Optical communications
2015/5/26
We demonstrate phase modulation, pulse carving, and burst-mode windowing in a single Mach-Zehnder modulator, significantly reducing size, weight, power, and complexity of prior three-modulator designs...
High Speed Energy-Efficient Germanium Electro- absorption Modulator Featuring Monolithic Integration with Germanium p-i-n Photodetector
Optical devices Modulators
2015/5/26
We report a novel evanescent-coupled germanium electro-absorption modulator with a small active area of 16 μm 2 OCIS codes: (230.0230) Optical devices; (230.4110) Modulators giving an extinction ratio...
Improvement of All Optical ADC based on Phase-Shifted Optical Quantization by Using a Polarization Modulator
Phase-Shifted Optical Quantization Optical ADC Improvement
2015/5/15
A novel scheme of OADC using PolM is proposed in this paper and ENOB of 3.18 bits under a sampling rate of 10Gs/s is obtained in the experiment.
Modulation-Format-Free Bias Control Technique for MZ Modulator Based on Differential Phasor Monitor
MZ Modulator Phasor Monitor Modulation-Format-Free Bias Control
2015/5/15
We propose a novel bias control technique based on the differential phasor monitor for the LiNbO 3 modulator. For demonstrations, the proposed bias control technique was used for 20-Gb/s QPSK and 43-G...
Experimental Demonstration of 16-QAM Transmission with a Single Dual-Drive Mach-Zehnder Modulator
Dual-Drive Mach-Zehnder Modulator 16-QAM Transmission
2015/5/15
10-Gbit/s 16-QAM transmission over 160 km with a single dual-drive Mach-Zehnder modulator was experimentally demonstrated. We achieved BER<10 -9 in a BtB condition and <10 -7 after the transmission. E...
1 THz-Bandwidth Optical Comb Generation using Mach-Zehnder-Modulator-Based Flat Comb Generator with Optical Feedback Loop
1 THz-Bandwidth Optical Comb Mach-Zehnder-Modulator-Based Comb Generator Optical
2015/5/15
We demonstrated broadband comb generation using a Mach-Zehnder-modulator-based flat comb generator with an optical feedback loop. A 1 THz-width comb signal was successfully generated by increment of t...
100Gbps EO Polymer Modulator Product and Its Characterization using a Real-Time Digitizer
Modulators Fiber-Optics Components
2015/6/9
First commercial 100Gbps EO polymer modulator and its use in time-stretch A/D converter to monitor the high frequency performance of the modulator and achieving 100GHz A/D conversion is shown.
Photonic Spectral Processor Employing Two-Dimensional WDM Channel Separation and a Phase LCoS Modulator
fiber optics communications dispersion compensation devices wavelength filtering devices
2015/6/5
We propose and demonstrate a spectral phase and amplitude modulator spanning full 2D-space by crossing a 100GHz WGR and a 1200gr/mm bulk grating. We address individual WDM channels with high resolutio...
25 GHz Operation of Silicon Optical Modulator with Projection MOS Structure
Waveguide modulators Modulation Waveguides
2015/6/5
We report a high-speed and compact silicon optical modulator based on the free carrier plasma dispersion in a silicon rib waveguide with a MOS (metal-oxide-semiconductor) junction structure.To achieve...
166 Gb/s PDM-NRZ-DPSK modulation using thin-LiNbO 3 -substrate modulator
Phase modulation Modulators
2015/6/4
The modulation of a 166-Gb/s PDM-NRZ-DPSK signal is demonstrated using a thin-LiNbO 3 -substrate modulator. The use of a 0.1-mm-thick substrate and a ridge-type waveguide im-proves the optical respons...
240-Gb/s Polarization-Multiplexed 64-QAM Modulation and Blind Detection Using PLC-LN Hybrid Integrated Modulator and Digital Coherent Receiver
Polarization-Multiplexed 64-QAM Modulation Blind Detection PLC-LN Hybrid Integrated Modulator Digital Coherent Receiver
2015/7/20
We demonstrate 240-Gb/s 64-QAM signal modulation and detection. 20-Gbaud 64-QAM signals are generated employing hybrid integration of silica PLCs and LiNbO 3 phase modulators, and demodulated with a d...
160 Gbit/s OTDM System Based on 40 GHz Optical Pulses Generated Using Simultaneous Two-Arm Modulation of a Mach-Zehnder Modulator
OTDM System Optical Pulses Generated Mach-Zehnder Modulator
2015/7/17
Bit-error-rate free performance of 160 Gbit/s OTDM data based on 1.9 ps 40 GHz optical pulses generated by simultaneous two-arm modulation of a Mach-Zehnder intensity modulator has been demonstrated.
Broadband Convergence of 60-GHz ROF and WDM-PON Systems with a Single Modulator for Bidirectional Access Networks
Broadband Convergence ROF WDM-PON Systems Single Modulator Bidirectional Access Networks
2015/7/16
We experimentally demonstrated a converged 60-GHz ROF and 10-Gb/s WDM-PON system using an integrated modulator and a single wavelength for the first time. Orthogonal phase modulation is used to reliev...
Optical OFDM Signal Generation by Optical Phase Modulator and Its Application in ROF System
Optical OFDM Signal Optical Phase Modulator ROF System
2015/7/15
We have demonstrated optical OFDM signal generation by an optical phase modulator and applied it in a 40GHz ROF symmetric system. The power penalty for the downlink data after transmission over 50km S...
64QAM Modulator with a Hybrid Configuration of Silica PLCs and LiNbO 3 Phase Modulators for 100-Gb/s Applications
64QAM Modulator Hybrid Configuration Silica PLCs LiNbO 3 Phase Modulators for 100-Gb/s Applications
2015/7/14
We demonstrate an optical 64QAM modulator operating at 60 Gb/s (with single polarization).Asymmetric couplers and an array of 12 high-speed phase modulators are integrated with a hybrid configuration ...